How to compare a group + 2 of its subgroups via statistics analysis?

I have a dataset containing [length of time in DAYS] and [name of drug]. The days go from 1 to 42, and there are about 25 drugs. The majority of the data is for 3 days or less. The dataset is...

02 October 2020 5,274 2 View

Is there a reference on the idea of a price premium for a reliable product is worth the price?

Hi all, I'm looking for a reference or two that may support the idea that a reliable product is likely to command a price premium in the market. This is accepted by the market because a...

02 October 2020 4,863 2 View

Why not merge economics and engineering?

The framework of economics today draws largely from post-War scholarship. And here, we remember the use of biomathematics by Paul Samuelson and contemporaries of the sixties and seventies. Now,...

20 April 2020 4,923 14 View

Sucking mass away does not please coronavirus?

Formentera island had been through early self-quarantine, port closed, for 14 days and there is still no Covid19 cases in the island. Formentera is a weird Earthian gravitationnal aberration (as...

26 March 2020 1,157 2 View

As a polyglot invalid 65%, I feel more armed to face myself in confinement. Do you agree at least dairy 15mn meditation emptying mind is necessary?

As a polyglot invalid 65%, I feel more armed to face myself in confinement. I know how I can help friends and neighbors. It's time to bury all war axes. The real time for a better world.

14 March 2020 1,663 6 View

Mathematics: Why ignore Ishango?

07 March 2020 4,472 7 View

Geometry released algebra. Must conics release cubics?

Hark back 11th century, we find algebra shackled by geometry. So, there was no honour in the negative number. When algebra was released, it opened a new world for us. Before then, geometry had...

06 March 2020 2,660 4 View

Can free glutamate ions turn dangerous?

can a non-human virus step on them, using those unbound particles, easier to conquest, to invade the host ? Glutamate only taste when unbound....

17 February 2020 5,423 10 View

Public policy: Where are the big three equations (heat, wave and Laplace)?

Distribution dominates policy. Resources are injected at a point and distribute across communities. Can the distribution be almost instantaneous as in the heat equation? Do the resources morph and...

30 January 2020 3,439 2 View

Why can't we get the energy from lightnings, during storms?

We know how to attract them, how to drive them to the ground, why can't we store them? Batteries are too weak to hold it on? A too big diode should be needed to transform it in electricity?

25 November 2018 1,929 4 View

What does it require to be ready for e-Commerce in developing countries?

Most developing countries are not ready for e-Commerce? What dimensions and indicators are there to measure e-commerce readiness of a nation? Please share framework or model and evaluation...

22 February 2021 8,132 6 View

Can medicinal plants really play an inherent rule in the COVID-19 tackle?

Numerous scientific reports cited plant extracts with potential antiviral activity and even anti-COVID-19? Why these findings are neglected? I remember very well the warning released by the WHO to...

17 February 2021 2,141 9 View

What makes yellow color appear in phosphorus sample after autoclave digestion?

I was using autoclave for digesting water samples for Total phosphorus measurement with ascorbic acid method. The autoclave was set to perform 2 hours digestion and around 121 Celsius degrees. I...

25 January 2021 206 3 View

What's the role of bioinformatics in poultry science?

bioinformatics has a big importance in human science and lots are seeking to study that field, so it attracts me to know it's relation with poultry science and how we can benefit from it in...

20 January 2021 6,963 3 View

Which statistical analysis do I use to compare three data sets with different sample size?

I need to compare the soil phosphorus content in three different locations. I would run an Anova to compare the three data sets (1: 3 data points; 2: 17 data points & 3: 4 data points) to see...

16 January 2021 5,553 14 View

Seperate of organic and inorganic phosphorus in waste water?

Is it possible to separate organic and inorganic phosphorus in wastewater with a filter?

14 January 2021 952 3 View

Data misrepresentation and Ignorance of socio-economic factors?

Do you think the majority of developing, underdeveloped, and even the developed countries lack in capturing the finer elements of behavioral data generated at various interactive and reactive...

13 January 2021 3,241 2 View

How to access SciVal from developing countries?

We know how SciVal helps scientists and students, however, it is not accessible.

13 January 2021 6,100 1 View

What parameters should I use to measure human security in relation to environmental degradation in developing countries?

I wish to examine the impact of environmental degradation on human security in Bangladesh.

11 January 2021 3,282 6 View

Is there any relevant technique for mesocosm studies in marine environment using Nanoparticles?

I am planning to perform mesocosm study in simulated marine environment using Phosphorus based nanoparticles, i would be using marine micro-organisms in it. kindly suggest me some effective...

07 January 2021 5,877 3 View